This is a full set of MB SD Connect 4 to provide professional diagnostic for Mercedes Benz cars & trucks .Mercedes Benz MB SD C4 OBD2 diagnostic tool with WIFI wireless function,supports multi-language.MB SD Compact C4 mainly function is diagnose and program for your benz cars and trucks from 1989-2016.And currently,MB Star C4 is one of the best recommended tool for Mercedes & Benz Diagnosis.

1. No hdd in package,If you want HDD,please buy alone.2. MB SD C4 works for both cars and trucks.This version is much better for cars.3. SD C4 don't support US Specification DOIP system cars and trucks after 2014.This only xentry C5 works.

1. MB Star C4 Diagnosis support wireless diagnose;2. New MB SD C4 Star Diagnosis not only support K line diagnose and CAN BUS,but also UDS diagnose protocol. Because old MB STAR C4 main board do not have UDS chip, so old MB STAR C4 can not support it;3. Multiplexer now use Lan cable to connect, can fit Only applies to DELL computer and ThinkPad computer4. Connector adopt Military quick swap technology, it can support 10,000 times pull plug, more stable;5. All core accosseries adopt original new packing chip, and 24hours test, guarantee the quality of the products;

1) DAS:the automatically Diagnosis Assistance System2) Xentry: New software released by Benz Company by diagnosis new cars.3) WIS.net: Workshop Information System4) EPC.net: Electronic Parts Catalog5) ST Finder: Part location finder6) STARUTILITIES: the movement management system and self-test7) SD Media: Video and PDF lessons8) PL 66: Price List to find out how much price by input the partsnumber9) Smart TAN Code: Opened special function in DAS program with Smart cars 450/451/452/45410) Developer model: Mercedes-Benz engineer mode, remove limitations and open more functions.11) Benz Disassembly system: Video lessons to teach you how to remove each12) part from Benz cars with details order steps.